Upgrade Observatory to Polymer 0.10.x

runtime/bin/vmservice/client/HACKING.txt

Index: runtime/bin/vmservice/client/HACKING.txt
diff --git a/runtime/bin/vmservice/client/HACKING.txt b/runtime/bin/vmservice/client/HACKING.txt
index a368974bd1912ee8d3fc5bc89148c3ae27f98b4e..006003b65bdc9e0f9c0a35f2e6a698fbaec90052 100644
--- a/runtime/bin/vmservice/client/HACKING.txt
+++ b/runtime/bin/vmservice/client/HACKING.txt
@@ -10,22 +10,20 @@ feature follow the steps:
 
 1. Open runtime/bin/vmservice/client in the Dart Editor
 2. Run pub upgrade
-3. Launch dart --enable-vm-service --pause-isolates-on-exit script.dart
-4. Launch web/index.html in Dartium
+3. Run pub serve in runtime/bin/vmservice/client
+4. Launch dart --enable-vm-service --pause-isolates-on-exit script.dart
+5. Connect to http://localhost:8080 in Dartium.
 
 At this point you should see the initial Observatory UI and that
-it is communicating with the VM you launched in step 2.
+it is communicating with the VM you launched in step 4.
 
 Continue to develop and iterate until you're ready to upload your change
 for review. Upload your change and get an LGTM.
 
-5. Run pub build
-6. Run ./deploy.sh
-7. If you have added new resource files (images, html files) you must run
-resources.sh and use its output to update resources_sources.gypi (Standalone)
-and devtools.gypi (Dartium).
+6. Run pub build
+7. Run ./deploy.sh
 
-At this point you should rebuild your VM and using the build:
+At this point you should rebuild your VM and:
 
 8. Launch dart --enable-vm-service --pause-isolates-on-exit script.dart